body{
    padding: 0;
    margin: 10px 0;
    background: url('../image/main_bg.gif') top left repeat;
    font-family: tahoma ,'Helvetica Neue',Arial,'Liberation Sans',FreeSans,sans-serif;
    font-size: 13px; 
    color: #333333;
}
.clear{
    clear: both;
    height: 0;
    line-height: 0;
}
a{
    text-decoration: none;
    color: #333333;
}
a>img{
    border: none;
}
a:hover{
    color: orange;
}
.display_none{
    display:none;
}
.left{
    text-align: left;
}
.right{
    text-align: right;
}
.center{
    text-align: center;
}

/********** Form ************/
.frm{
    width: 100%;
    clear: left;
    margin-bottom: 10px;
}
.frm label{
    width: 125px;
    float: left;
    text-align: right;
    padding-right: 10px;
    text-transform: capitalize;
}
.frm .cktextarea{
    width: 840px;
    float: left;
    margin-bottom: 10px;
}
.frm .guide_line{
    font-size: 11px;
    padding-left: 10px;
    color: grey;
    font-style: italic;
}
.validation_errors{
    color: #ff0000;
    margin: 25px 0 0 0;
}
.validation_errors p{
    margin: 0;
}

/********** Table ************/
.list_tb{
    width: 100%;
    border:1px solid #cccccc;
}
.list_tb th{
    border:1px solid #cccccc;
    text-transform: capitalize;
    background: #abcdef;
    padding: 2px 3px;
}
.list_tb th.check_alls{
    width: 25px;
}
.list_tb th.action{
    width: 70px;
}
.list_tb th.status{
    width: 60px;
}
.list_tb th.date{
    width: 80px;
}
.list_tb td{
    border:1px solid #cccccc;
    padding: 2px 3px;
}

/********** Layout ************/
#wrapper{
    width: 1230px;
    margin: 0 auto;
}
#sidebar_wrapper{
    width: 180px;
    float: left;
    padding: 10px;
    background: transparent url('../image/login_form_bg.png') top left repeat;
    border-radius: 5px;
}
#sidebar{
    background: #ffffff;
    padding: 10px;
}
#content_wrapper{
    width: 1000px;
    float: left;
    margin-left: 10px;
    padding: 10px;
    background: transparent url('../image/login_form_bg.png') top left repeat;
    border-radius: 5px;
}
#content{
    background: #ffffff;
    padding: 10px;
    min-height:460px;
}
#footer_wrapper{
    text-align: center;
    padding: 10px;
    margin-top: 10px;
    background: transparent url('../image/login_form_bg.png') top left repeat;
    border-radius: 5px;
}
#footer{
    /*background: #ffffff;*/
    padding: 10px;
}
.control_nav{
    padding:10px 5px;
}
.control_nav_l{
    float: left;
    width: 50%;
}
.control_nav_r{
    float: left;
    width: 50%;
    text-align:right;
}

/********** Sidebar ************/
#logo{
    text-align: center;
}
#logo img{
    width: 120px;
}
#welcome{
    margin-top: 25px;
    margin-left: 15px;
}
#welcome ul{
    padding-left: 20px;
    margin-top: 10px;
    margin-left: 0;
    list-style-image: url('../image/icon/menu_bullet.gif');
    list-style-position: outside;
}
#welcome ul li{
    margin: 10px 0;
    text-transform: capitalize;
}
#welcome>ul{
    padding-top: 0;
    padding-left: 15px;
    margin-top: 0;
    margin-left: 0;
    list-style-image: url('../image/icon/menu_main_bullet.gif');
}
#menu{
    display: none;
    margin-top: 25px;
}
#menu ul{
    padding-left: 20px;
    margin-top: 10px;
    margin-left: 0;
    list-style-image: url('../image/icon/menu_bullet.gif');
    list-style-position: outside;
}
#menu ul li{
    margin: 10px 0;
}
#menu ul li a{
    color: #333333;
}
#menu ul li a:hover{
    color: orange;
}
#menu ul li a.current{
    color: orange;
}
#menu>div>ul{
    padding-top: 0;
    padding-left: 0;
    margin-left: 0;
    list-style-image: url('../image/icon/menu_main_bullet.gif');
}

/********** User ************/
#user_add_form{
    margin-top: 20px;
}
#privilege_tb th , #privilege_tb td{
    padding: 2px 5px;
}
#privilege_tb td{
    text-align: center;
}
#privilege_tb td:first-child{
    text-align: left;
}

/********** Article Type ************/
#article_type_icon{
    width: 70px;
}

/********** Article Video ************/
#th_video_url{
    width: 40px;
}

#student_video_name{
    padding-bottom: 5px;
}

/********** Seting ************/
#setting_form{
    margin-top: 20px;
}
#setting_form .frm label{
    width: 140px;
}

/********** Student ************/